Nutrient digestibility and growth responses of rainbow trout (Salmo gairdneri) fed different levels of cassava and rice E. B. C. UfodikeA. J. Matty OriginalPaper Pages: 83 - 88
The freshwater Copepoda (Crustacea) of Costa Rica with notes on some species Carmen ColladoD. DefayeC. H. Fernando OriginalPaper Pages: 89 - 99
Seasonal occurrence of water-borne fungi in Konaje stream (Mangalore), India K. R. SridharK. M. Kaveriappa OriginalPaper Pages: 101 - 105
Four new species of Halicyclops Norman, 1903 (Copepoda, Cyclopoida) from Brazil Carlos Eduardo Falavigna da Rocha OriginalPaper Pages: 107 - 117
Impact of the Tihange nuclear power plant on the periphyton and the phytoplankton of the Meuse River (Belgium) J. P. DescyC. Mouvet OriginalPaper Pages: 119 - 128
The ecological effect of acid conditions and precipitation of hydrous metal oxides in a Rocky Mountain stream Diane M. McKnightGerald L. Feder OriginalPaper Pages: 129 - 138
A comparison of the accuracy and precision of several open-water oxygen productivity techniques Robert J. Kosinski OriginalPaper Pages: 139 - 148
Phytoplankton ecology in an unusually stable environment (Montezuma Well, Arizona, U.S.A.) Paul BoucherDean W. BlinnDavid B. Johnson OriginalPaper Pages: 149 - 160